Features
Regulated
Converters
●
●
●
●
●
●
●
●
20W 2”x 2” Package (50.8x11.40x50.8mm)
1.6kVDC Isolation
Wide Input 2:1
&
4:1
Regulated Output
Built-in Class A Input Filter
Continuous Short Circuit Protection
Vout Trim and ON/OFF Control Function
Efficiency to 87%
ECONOLINE
DC/DC-Converter
Selection Guide
Part
Number
2:1
REC20-xx3.3SRWB/H
REC20-xx05SRWB/H
REC20-xx12SRWB/H
REC20-xx15SRWB/H
REC20-xx24SRWB/H
REC20-xx05DRWB/H
REC20-xx12DRWB/H
REC20-xx15DRWB/H
REC20-xx0512TRWB/H
REC20-xx0515TRWB/H
4:1
REC20-xx3.3SRWBZ/H
REC20-xx05SRWBZ/H
REC20-xx12SRWBZ/H
REC20-xx15SRWBZ/H
REC20-xx24SRWBZ/H
REC20-xx05DRWBZ/H
REC20-xx12DRWBZ/H
REC20-xx15DRWBZ/H
2:1
xx = 9-18Vin = 12
xx = 18-36Vin = 24
xx = 36-75Vin = 48
10-40, 18-75
10-40, 18-75
10-40, 18-75
10-40, 18-75
10-40, 18-75
10-40, 18-75
10-40, 18-75
10-40, 18-75
3.3
5
12
15
24
±5
±12
±15
4000
4000
1670
1330
833
±2000
±833
±660
Input
Voltage
(VDC)
9-18, 18-36, 36-75
9-18, 18-36, 36-75
9-18, 18-36, 36-75
9-18, 18-36, 36-75
9-18, 18-36, 36-75
9-18, 18-36, 36-75
9-18, 18-36, 36-75
9-18, 18-36, 36-75
9-18, 18-36, 36-75
9-18, 18-36, 36-75
Output
Voltage
(VDC)
3.3
5
12
15
24
±5
±12
±15
5/±12
5/±15
Output
Current
(mA)
4000
4000
1670
1330
833
±2000
±833
±660
2500/±300
2500/±250
Efficiency
12/24/48V
(%)
76/78/76
78/81/82
81/86/84
82/85/85
83/88/87
77/82/83
81/84/85
82/85/84
79/83/83
77/81/84
24/48V
82/83
84/85
82/82
82/82
82/82
81/81
82/83
82/82
REC20-
S_D_TRWB
(Z)/H
Series
20 Watt
2” x 2”
Single, Dual
&
Triple Output
Designed to meet EN-60950-1
UL-60950-1 Pending
4:1
* add suffix "CTRL" for optional Remote ON/OFF-Control
xx = 10-40Vin = 24
xx = 18-75Vin = 48
Derating-Graph
(Ambient Temperature)
Specifications
(Core Operating Area)
Input Voltage Range
Input Filter
Output Voltage Accuracy
Line Voltage Regulation
Load Voltage Regulation
(10% to 100% full load )
Single & Dual
Triple
Single
Dual
Triple
2:1 & 4:1
π
type
±2% max.
±0.5% max.
±1%/±5%
±0.5% max.
±3% max.
±3%/±5%
<0.2% Vout +20mVp-p max.
<0.5% Vout +50mVp-p max.
±10%
200kHz typ.
250kHz typ.
continued on next page
www.recom-international.com
December-2006
1
120
100
Output Power (%)
2:1 Range
Safe Operating Area
4:1 Range
80
60
40
20
0
40%
-25
0
25
50
75
100
Ripple
Noise (measured with 100nF output capacitor)
Trim
Operating Frequency
2:1
4:1
70
Operating Temperature (°C)
Is 2:1 Range
Is 4:1 Range
ECONOLINE
DC/DC-Converter
REC20-S_D_TRWB(Z)/H
Series
DC-DC ON
DC-DC OFF
Nominal Vin
Vr=0V
open or 2.2V>Vr>5V
short to 0V or 0V<Vr<2.2V
5mA max.
-1.24mA max.
120% of rated load, recovers automatically
Zener diode clamp
Hiccup, auto-recovery
(tested for 1 second)
(long term isolation)
see table
1600VDC min.
see Application Notes
1000pF
2:1
4:1
100 MΩ min.
-25°C to +100°C (see Graph)
-25°C to +70°C (see Graph)
-55°C to +105°C
+100°C max.
±0.02%/°C
95% RH
Specifications
(Core Operating Area) cont.
Remote On/Off
Remote Off input current
Remote pin drive current
Over Load Protection
Over Voltage Protection
Short Circuit Protection
Efficiency at full load
Isolation Voltage
Rated Working Voltage
Isolation Capacitance
Isolation Resistance
Operating Temperature Range
((Natural convection,with derating)
Storage Temperature Range
Case Temperature
Temperature Coefficient
Relative Humidity
Case Material
Package Weight
EMI (Conducted & Radiated Emission)
MTBF (+25°C)
(+70°C)
Output Noise
Measurement
+Vout DC
0.1uF
Tant.
REC20-xx
Load
-Vout DC
Scope
Nickel Plated Copper with Non-Conductive Base, Six-side Shielded
70g
EN 55022 Class A
using MIL-HDBK 217F
using MIL-HDBK 217F
>550 x 10
3
hours
231 x 10
3
hours
Detailed Information see
Application Notes chapter "MTBF"
}
Package Style and Pinning (mm) 2” x 2” , Wide Input 2:1 & 4:1
2“ x 2“ PIN Package
50.80
50.80
3rd angle
projection
11.40
dia.
1.0
6.00
Pin Connections
Pin #
1
2
4
5
6
7
8
10.16
1
2
6
45.80
5
Single
Dual
Triple
+Vin
+Vin
+Vin
–Vin
–Vin
–Vin
No Pin/CTRL No Pin/CTRL No Pin/CTRL
NC
+Vout
+Vout
+Vout
Com
+5Vout
–Vout
–Vout
Com
Trim
Trim
–Vout
XX.X ± 0.5 mm
XX.XX ± 0.25 mm
5.08
10.16
27.94
12.70
Bottom View
7
10.16
-Vout
Trim Up
10k
W
Trimpot
4
10.16
8
10.16
Trim
Trim Down
+Vout
10k
W
Trimpot
2
December-2006
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